define("ace/mode/scheme_highlight_rules", ["require", "exports", "module", "ace/lib/oop", "ace/mode/text_highlight_rules"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

    var SchemeHighlightRules = function () {
        var keywordControl = "case|do|let|loop|if|else|when";
        var keywordOperator = "eq?|eqv?|equal?|and|or|not|null?";
        var constantLanguage = "#t|#f";
        var supportFunctions = "cons|car|cdr|cond|lambda|lambda*|syntax-rules|format|set!|quote|eval|append|list|list?|member?|load";

        var keywordMapper = this.createKeywordMapper({
            "keyword.control": keywordControl,
            "keyword.operator": keywordOperator,
            "constant.language": constantLanguage,
            "support.function": supportFunctions
        }, "identifier", true);

        this.$rules =
            {
                "start": [
                    {
                        token: "comment",
                        regex: ";.*$"
                    },
                    {
                        "token": ["storage.type.function-type.scheme", "text", "entity.name.function.scheme"],
                        "regex": "(?:\\b(?:(define|define-syntax|define-macro))\\b)(\\s+)((?:\\w|\\-|\\!|\\?)*)"
                    },
                    {
                        "token": "punctuation.definition.constant.character.scheme",
                        "regex": "#:\\S+"
                    },
                    {
                        "token": ["punctuation.definition.variable.scheme", "variable.other.global.scheme", "punctuation.definition.variable.scheme"],
                        "regex": "(\\*)(\\S*)(\\*)"
                    },
                    {
                        "token": "constant.numeric", // hex
                        "regex": "#[xXoObB][0-9a-fA-F]+"
                    },
                    {
                        "token": "constant.numeric", // float
                        "regex": "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?"
                    },
                    {
                        "token": keywordMapper,
                        "regex": "[a-zA-Z_#][a-zA-Z0-9_\\-\\?\\!\\*]*"
                    },
                    {
                        "token": "string",
                        "regex": '"(?=.)',
                        "next": "qqstring"
                    }
                ],
                "qqstring": [
                    {
                        "token": "constant.character.escape.scheme",
                        "regex": "\\\\."
                    },
                    {
                        "token": "string",
                        "regex": '[^"\\\\]+',
                        "merge": true
                    }, {
                        "token": "string",
                        "regex": "\\\\$",
                        "next": "qqstring",
                        "merge": true
                    }, {
                        "token": "string",
                        "regex": '"|$',
                        "next": "start",
                        "merge": true
                    }
                ]
            };

    };

    oop.inherits(SchemeHighlightRules, TextHighlightRules);

    exports.SchemeHighlightRules = SchemeHighlightRules;
});

define("ace/mode/matching_parens_outdent", ["require", "exports", "module", "ace/range"], function (require, exports, module) {
    "use strict";

    var Range = require("../range").Range;

    var MatchingParensOutdent = function () {
    };

    (function () {

        this.checkOutdent = function (line, input) {
            if (!/^\s+$/.test(line))
                return false;

            return /^\s*\)/.test(input);
        };

        this.autoOutdent = function (doc, row) {
            var line = doc.getLine(row);
            var match = line.match(/^(\s*\))/);

            if (!match) return 0;

            var column = match[1].length;
            var openBracePos = doc.findMatchingBracket({row: row, column: column});

            if (!openBracePos || openBracePos.row == row) return 0;

            var indent = this.$getIndent(doc.getLine(openBracePos.row));
            doc.replace(new Range(row, 0, row, column - 1), indent);
        };

        this.$getIndent = function (line) {
            var match = line.match(/^(\s+)/);
            if (match) {
                return match[1];
            }

            return "";
        };

    }).call(MatchingParensOutdent.prototype);

    exports.MatchingParensOutdent = MatchingParensOutdent;
});

define("ace/mode/scheme", ["require", "exports", "module", "ace/lib/oop", "ace/mode/text", "ace/mode/scheme_highlight_rules", "ace/mode/matching_parens_outdent"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var TextMode = require("./text").Mode;
    var SchemeHighlightRules = require("./scheme_highlight_rules").SchemeHighlightRules;
    var MatchingParensOutdent = require("./matching_parens_outdent").MatchingParensOutdent;

    var Mode = function () {
        this.HighlightRules = SchemeHighlightRules;
        this.$outdent = new MatchingParensOutdent();
        this.$behaviour = this.$defaultBehaviour;
    };
    oop.inherits(Mode, TextMode);

    (function () {

        this.lineCommentStart = ";";
        this.minorIndentFunctions = ["define", "lambda", "define-macro", "define-syntax", "syntax-rules", "define-record-type", "define-structure"];

        this.$toIndent = function (str) {
            return str.split('').map(function (ch) {
                if (/\s/.exec(ch)) {
                    return ch;
                } else {
                    return ' ';
                }
            }).join('');
        };

        this.$calculateIndent = function (line, tab) {
            var baseIndent = this.$getIndent(line);
            var delta = 0;
            var isParen, ch;
            for (var i = line.length - 1; i >= 0; i--) {
                ch = line[i];
                if (ch === '(') {
                    delta--;
                    isParen = true;
                } else if (ch === '(' || ch === '[' || ch === '{') {
                    delta--;
                    isParen = false;
                } else if (ch === ')' || ch === ']' || ch === '}') {
                    delta++;
                }
                if (delta < 0) {
                    break;
                }
            }
            if (delta < 0 && isParen) {
                i += 1;
                var iBefore = i;
                var fn = '';
                while (true) {
                    ch = line[i];
                    if (ch === ' ' || ch === '\t') {
                        if (this.minorIndentFunctions.indexOf(fn) !== -1) {
                            return this.$toIndent(line.substring(0, iBefore - 1) + tab);
                        } else {
                            return this.$toIndent(line.substring(0, i + 1));
                        }
                    } else if (ch === undefined) {
                        return this.$toIndent(line.substring(0, iBefore - 1) + tab);
                    }
                    fn += line[i];
                    i++;
                }
            } else if (delta < 0 && !isParen) {
                return this.$toIndent(line.substring(0, i + 1));
            } else if (delta > 0) {
                baseIndent = baseIndent.substring(0, baseIndent.length - tab.length);
                return baseIndent;
            } else {
                return baseIndent;
            }
        };

        this.getNextLineIndent = function (state, line, tab) {
            return this.$calculateIndent(line, tab);
        };

        this.checkOutdent = function (state, line, input) {
            return this.$outdent.checkOutdent(line, input);
        };

        this.autoOutdent = function (state, doc, row) {
            this.$outdent.autoOutdent(doc, row);
        };

        this.$id = "ace/mode/scheme";
    }).call(Mode.prototype);

    exports.Mode = Mode;
});
